package com.liam.apppush.client.umeng;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.liam.apppush.util.HttpUtil;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.HashMap;
import java.util.Map;

public class PushClient {
	
	// The user agent
	protected final String USER_AGENT = "Mozilla/5.0";

	// This object is used for sending the post request to Umeng
	protected HttpClient client = new DefaultHttpClient();
	
	// The host
	protected static final String host = "http://msg.umeng.com";
	
	// The upload path
	protected static final String uploadPath = "/upload";
	
	// The post path
	protected static final String postPath = "/api/send";

//	public boolean send(UmengNotification msg) throws Exception {
//		String timestamp = Integer.toString((int)(System.currentTimeMillis() / 1000));
//		msg.setPredefinedKeyValue("timestamp", timestamp);
//        String url = host + postPath;
//        String postBody = msg.getPostBody();
//        String sign = DigestUtils.md5Hex(("POST" + url + postBody + msg.getAppMasterSecret()).getBytes("utf8"));
//        url = url + "?sign=" + sign;
//        HttpPost post = new HttpPost(url);
//        post.setHeader("User-Agent", USER_AGENT);
//        StringEntity se = new StringEntity(postBody, "UTF-8");
//        post.setEntity(se);
//        // Send the post request and get the response
//        HttpResponse response = client.execute(post);
//        int status = response.getStatusLine().getStatusCode();
//        System.out.println("Response Code : " + status);
//        BufferedReader rd = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
//        StringBuffer result = new StringBuffer();
//        String line = "";
//        while ((line = rd.readLine()) != null) {
//            result.append(line);
//        }
//        System.out.println(result.toString());
//        if (status == 200) {
//            System.out.println("Notification sent successfully.");
//        } else {
//            System.out.println("Failed to send the notification!");
//        }
//        return true;
//    }

	public void send(UmengNotification msg) throws Exception {
		String timestamp = Integer.toString((int)(System.currentTimeMillis() / 1000));
		msg.setPredefinedKeyValue("timestamp", timestamp);
		String url = host + postPath;
		String postBody = msg.getPostBody();
		String sign = DigestUtils.md5Hex(("POST" + url + postBody + msg.getAppMasterSecret()).getBytes("utf8"));
		url = url + "?sign=" + sign;

		JSONObject param = JSON.parseObject(postBody);
		Map<String,String> head = new HashMap<>();
		head.put("User-Agent",USER_AGENT);

		JSONObject result = HttpUtil.httpPost(url,head,param);


	}





	// Upload file with device_tokens to Umeng
	public String uploadContents(String appkey,String appMasterSecret,String contents) throws Exception {
		// Construct the json string
		JSONObject uploadJson = new JSONObject();
		uploadJson.put("appkey", appkey);
		String timestamp = Integer.toString((int)(System.currentTimeMillis() / 1000));
		uploadJson.put("timestamp", timestamp);
		uploadJson.put("content", contents);
		// Construct the request
		String url = host + uploadPath;
		String postBody = uploadJson.toString();
		String sign = DigestUtils.md5Hex(("POST" + url + postBody + appMasterSecret).getBytes("utf8"));
		url = url + "?sign=" + sign;
		HttpPost post = new HttpPost(url);
		post.setHeader("User-Agent", USER_AGENT);
		StringEntity se = new StringEntity(postBody, "UTF-8");
		post.setEntity(se);
		// Send the post request and get the response
		HttpResponse response = client.execute(post);
		System.out.println("Response Code : " + response.getStatusLine().getStatusCode());
		BufferedReader rd = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
		StringBuffer result = new StringBuffer();
		String line = "";
		while ((line = rd.readLine()) != null) {
			result.append(line);
		}
		System.out.println(result.toString());
		// Decode response string and get file_id from it
		JSONObject respJson =  JSON.parseObject(result.toString());
		String ret = respJson.getString("ret");
		if (!ret.equals("SUCCESS")) {
			throw new Exception("Failed to upload file");
		}
		JSONObject data = respJson.getJSONObject("data");
		String fileId = data.getString("file_id");
		// Set file_id into rootJson using setPredefinedKeyValue
		
		return fileId;
	}

}
